20419842

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{31223}}^1$

素因数の和:31337

約数の個数: 16

約数和(自身を含む): 41215680

約数和(自身を除く): 20795838

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 31223, 62446, 93669, 187338, 3403307, 6806614, 10209921, 20419842]

約数ペア:

[(1, 20419842), (2, 10209921), (3, 6806614), (6, 3403307), (109, 187338), (218, 93669), (327, 62446), (654, 31223)]